363601674421 has 4 divisors (see below), whose sum is σ = 369028565152. Its totient is φ = 358174783692.

The previous prime is 363601674391. The next prime is 363601674437. The reversal of 363601674421 is 124476106363.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 124476106363 = 7 ⋅17782300909.

It is a cyclic number.

It is not a de Polignac number, because 363601674421 - 2²⁵ = 363568119989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (363601674461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2713445265 + ... + 2713445398.

It is an arithmetic number, because the mean of its divisors is an integer number (92257141288).

Almost surely, 2^363601674421 is an apocalyptic number.

It is an amenable number.

363601674421 is a deficient number, since it is larger than the sum of its proper divisors (5426890731).

363601674421 is an equidigital number, since it uses as much as digits as its factorization.

363601674421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5426890730.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 363601674421 in words is "three hundred sixty-three billion, six hundred one million, six hundred seventy-four thousand, four hundred twenty-one".